16x + 40y.....GCF is 8
8(2x + 5y) <==
Answer:
C
Step-by-step explanation:
Angle in a triangle add up to 180
since this is an isosceles triangle two angles are the same
180-(47+47)=86
Opposite angles are equal
Angles around a point add up to 360
360-(86+86)=188
188/2=94
94 degrees
C
Answer:

Step-by-step explanation:

Alright? Post them and I'll help
Answer:
30 =z
Step-by-step explanation:
-15 = z/-2
Multiply each side by -2 to isolate z
-2 * -15 = z/ -2 * -2
30 =z